參數(shù)資料
型號(hào): TEA2260
廠商: STMICROELECTRONICS
元件分類(lèi): 穩(wěn)壓器
英文描述: 2.5 A SWITCHING CONTROLLER, 100 kHz SWITCHING FREQ-MAX, PDIP16
封裝: BATWING, PLASTIC, DIP-16
文件頁(yè)數(shù): 1/11頁(yè)
文件大小: 127K
代理商: TEA2260
October 2003
1/11
TEA2261/0
SWITCH MODE POWER SUPPLY CONTROLLER
s
Positive and Negative Current up to 1.2A and -
2A
s
Low Start-Up Current
s
Direct Drive of the Power Transistor
s
Two Levels Transistor Current Limitation
s
Double Pulse Suppression
s
Soft-Starting
s
Under and Overvoltage Lock-out
s
Automatic Stand-By Mode Recognition
s
Large Power Range Capability in Stand-By
(Burst Mode)
s
Internal PWM Signal Generator
DESCRIPTION
The TEA2260/61 is a monolithic integrated circuit
for the use in primary part of an off-line switching
mode power supply.
All functions required for SMPS control under nor-
mal operating, transient or abnormal conditions
are provided.
The capability of working according to the “mas-
ter-slave” concept, or according to the “primary
regulation” mode makes the TEA2260/61 very
flexible and easy to use. This is particularly true for
TV receivers where the IC provides an attractive
and low cost solution (no need of stand-by auxilia-
ry power supply). See application note AN376/
0490 for detailed information.
Figure 1. Pin Connections
BATWING DIP16
(Plastic Package)
ORDER CODES:
TEA2261/0
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
IS
IN
GND
E
S
C2
TRANSFORMER DEMAGNETIZATION SENSING INPUT
SECONDARY PULSES INPUT
POWER TRANSISTOR CURRENT LIMITATION INPUT
GROUND
ERROR AMPLIFIER INPUT (INVERTING)
ERROR AMPLIFIER OUTPUT
OVERLOAD INTEGRATION CAPACITOR
IMAX
VCC
V+
OUT
GND
R0
C0
C1
POWER SUPPLY
POSITIVE OUTPUT STAGE SUPPLY
POWER OUTPUT
GROUND
OSCILLATOT RESISTOR
OSCILLATOR CAPACITOR
SOFT-START CAPACITOR
2261-
01.eps
1
Obsolete
Product(s)
- Obsolete
Product(s)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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